40733945472 has 64 divisors (see below), whose sum is σ = 118035876960. Its totient is φ = 12343618560.

The previous prime is 40733945443. The next prime is 40733945543. The reversal of 40733945472 is 27454933704.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4817503 + ... + 4825950.

Almost surely, 2^40733945472 is an apocalyptic number.

It is an amenable number.

40733945472 is an abundant number, since it is smaller than the sum of its proper divisors (77301931488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40733945472 is a wasteful number, since it uses less digits than its factorization.

40733945472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9643481 (or 9643469 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 48.

The spelling of 40733945472 in words is "forty billion, seven hundred thirty-three million, nine hundred forty-five thousand, four hundred seventy-two".